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Finding the Third Proportional to 80,284.50 and 123,450.75

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Solution

The third proportional to 80,284.50 and 123,450.75 is: 189,826.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,284.50 : 123,450.75 = 123,450.75 : x
  2. Step 2: Convert to fraction form
    80,284.50/123,450.75 = 123,450.75/x
  3. Step 3: Cross multiply
    80,284.50x = 123,450.75 × 123,450.75
  4. Step 4: Simplify right side
    80,284.50x = 15,240,087,675.56
  5. Step 5: Solve for x
    x = 15,240,087,675.56/80,284.50
  6. Step 6: Final answer
    x = 189,826.03

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.